洪水風險分析 的英文怎麼說
中文拼音 [hóngshuǐfēngxiǎnfēnxī]
洪水風險分析
英文
flood risk analysis- 洪 : i 形容詞(大) big; vast; grand Ⅱ名詞1. (洪水) flood 2. (姓氏) a surname
- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 風 : Ⅰ名詞1 (空氣流動) wind 2 (風氣; 風俗) practice; atmosphere; custom 3 (景象) scene; view 4 ...
- 險 : Ⅰ名詞1 (險惡不容易通過的地方) a place difficult of access; narrow pass; defile 2 (危險) dange...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 洪水 : waterflood; deluge; flood; flowage; torrent; spate; flood water; [義大利] acqua alta洪水泛濫 floo...
- 風險 : risk; hazard; danger
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In this paper, those uncertain factors affecting the flood discharge are discussed, especially the uncertainty of flood hydrograph
本文全面考慮了影響施工導流及泄洪風險的不確定性因素,重點分析了洪水過程的不確定性對施工導流及泄洪風險的影響。It elucidates the grade and layout of the construction diversion structures, testifies the technical rationality and economic advisability that the alternative of the cofferdam uses to dam up the discharge ( p = 10 %, q = 275. 2m3 / s ) during the post - flood period, was made by hydraulic calculation, structural design, investment comparison, progress analysis and investment risk analysis
文中說明了施工導流建築物的等級、水工布置。通過水力學計算、結構設計、導流方案投資比較、進度分析和投資風險分析,說明了四湖溝水利樞紐工程採用圍堰擋汛后時段洪水導流方案的合理性和經濟性,為施工決策提供理論依據。( 4 ) the dike breach risk of the south bank is relative higher in wandering reaches. ( 5 ) the dike breach risk of the north bank is higher than the south bank in winding reaches. simultaneously, the evaluation results manifest that the evaluation indexes system established from the locomotion of incoming water and sediment load, the regional crustal stability, the evolvement of river regime and the stability of river dikes, can reflect the actual situation of hang river in the lower yellow river more fully
評價結果同時表明,從水沙運動、區域地殼穩定性、河勢演變和堤防穩定性4個方面建立評價指標體系,能夠更加全面的反映黃河下游懸河的實際情況;運用多層次模糊綜合評判法能夠較好地解決影響因素眾多、作用機制復雜的懸河決溢風險問題;運用gis技術強大的空間分析功能,使黃河下游懸河不同空間位置的決溢風險得到了量化,可以客觀地反映黃河下遊河道不同空間位置決溢風險的差別,對于指導防洪和河道治理的實踐具有重要的現實意義。Based on analysis of hang river ' s actuality in the lower yellow river and researches related with evaluation of dike breach risk, it is put forward that the influencing factors of hang river dike beach risk in the lower yellow river should involve 4 aspects, the locomotion of incoming water and sediment load, the regional crustal stability, the evolvement of river regime and the stability of river dikes. the evaluation indexes system of hang river dike breach risk and uniform synthetic model are established from the 4 aspects. with the support of gis technology, the evaluation indexes system and the model of multi - hierarchical fuzzy synthetic judgment are applied to estimating the dike beach risk of hang river in the lower yellow river under different flood conditions
在對黃河下游懸河現狀、決溢風險評價有關研究進行分析的基礎上,本文提出黃河下游懸河決溢風險的影響因素應當包含水沙運動、區域地殼穩定性、河勢演變和堤防穩定性4個方面,並從這4個方面建立了黃河下游懸河決溢風險評價的指標體系和統一的綜合評價模型;在gis技術的支持下,運用評價指標體系和多層次模糊綜合評判模型,對不同洪水情景下黃河下游懸河的決溢風險狀況進行了評價。Taking into account weather and flood forecast information ; the forecast operation manner is studied under the condition of without the change of the existing flood control standard to realize the conversion of flood control and benefits. ( 4 ) through analyzing runoff and water utilization information during reservoir operation, design flood, and the existin
水庫汛陽水位動態控制方法研究及其風險分析根據水庫流域天氣預報、流域前期降雨、水庫蓄水、水庫泄水能力和防洪興利要求,利用水庫汛限水位變動范圍,結合洪水預報和短期降雨預報模型,研究水庫汛限水位動態控制方法。The geographic information systems ( gis ) allows the modulation and simulation of different scenarios and the graphic representation of the different alternatives. in order to present and explain to a non expert public like politicians and the population in the floodplain, multimedia technology will play a valuable role trying to make the decision making process more participated
(四)在水利工程管理方面,從舊有的單純的水利工情數據庫擴展到以水利工情信息為基礎數據背景的工程風險管理系統,對各類防洪工程在洪水狀態下的安全性進行評估、城市防洪工程規劃、城市發展與防洪工程相結合、工程實施投資效益分析、工程建設對環境質量的影響等等。The summer flood reason is the key period for reservoir controlling flood and achieving benefit because this stage is longer and the volume of flood is larger
對水庫春汛的防洪風險進行了定性分析。水庫夏汛時間長,洪量大,是水庫確保防洪安全和實現興利效益的關鍵時期。By analyzing risk sources and those uncertain factors affecting the risk, the diversion risk is defined as the probability of the maximum discharge after being adjusted and held higher than the maximum design flood
通過對導流風險來源和引起導流風險的各種不確定性因素的論述和分析,把施工導流風險定義為天然來(洪)水經過調蓄后,導流泄水建築物的最大泄水流量超過其設計最大泄水能力的概率。Finally, taking the panjiakou reservoir in the haihe river basin in china as an example, the paper analysis the reasonable adjustment scheme of the limited level of the reservoir during the flood season according to the design flood, the flood forecasting, the flood control operation under forecasting, the flood control standard of upstream and downstream of the reservoir, the immigrants range, and the benefits and the risk of the reservoir in a long period of the operation simulation
最後以海河流域潘家口水庫為分析實例,從設計洪水、預報預泄、洪水預報調度方式、上下游防洪設計標準、上游移民淹沒及土地退賠線、水庫長期運行的風險和效益等多個方面分析論證了水庫汛限水位的合理調整方案。Whereafter, based on the analysis on the flood influence for traffic lines, the research is centered on the following parts : firstly, the destroying modes, reasons and mechanism of flooded lines are discussed, and the frameworks and countermeasures of preventing and controlling hazards system are put forward ; secondly, the ways of region forecasting for the landslide are analyzed and the automation of landslide forecast for certain site through visual programming is realized. furthermore, the function of dynamic segmentation in arc view is made use of to realize the forecast result ' s visualization ; thirdly, the reasons and patterns of roadbed subsidence are discussed and the methods of forecasting subsidence based on the gm ( 1, 1 ) model are put forward. then the applications of the arcview software and its extended module on the study of roadbed subsidence are debates upon ; fourthly, an analysis on the sources of flood for traffic lines, which situate in the reservoir coverage area, is given
接著,論文探討了山區交通線路災害的特點、分類、時間和空間分佈規律以及災害的防治原則和對策等;然後,以洪水災害對交通線路的毀壞為主線,重點研究和分析了以下幾個問題:第一,探討了洪水對交通線路的破壞方式,水毀原因以及水毀機理,並提出了交通線路水毀防禦系統框架和對策;第二,分析了雨季邊坡塌方災害的區段預測方法;通過可視化編程,編制了雨季邊坡塌方災害的工點預報程序,並結合arcview實現了預測結果的可視化;第三,對路基沉陷原因和模式進行了分析,並提出利用gm ( 1 , 1 )模型對路基沉陷區進行分析和預測,最後論述了arcview軟體及其擴展模塊在沉陷區研究分析中的應用;第四,對汛期庫區線路災害的原因進行了分析,並探討了利用數量化理論對路基防護工程抗洪能力進行預測的意義;第五,提出從風險的角度對交通線路的防災減災進行管理,對風險估計的相關問題進行了論述,並探討了交通線路水害危險區段的劃分問題。Dynamic control of the limit water level belongs to non - structural measures of reservoir operation. with the analysis of the cause and rule of flood in the catchments and taking advantage of hydrology and metrology information, the operable method can be obtained which not only satisfies the flood prevention but also takes full advantage of flood resources, and the upper and lower limits of the limit water level are determined with serial hydrology calculation. then, the rule of using the upper and lower limits is put forward to reach a beneficial flood operation with small risk
汛限水位動態控制方法屬於水庫風險調度的非工程措施范疇,通過分析流域洪水的成因和庫區降雨及致洪規律,結合水庫的蓄泄能力,積極慎重的利用水文氣象預報信息,研究既能滿足防洪要求,又可充分利用洪水資源的可操作性的調度方法,利用水文系列的連續演算方式推求汛限水位的變化范圍,提出使用汛限水位上下限的原則,達到風險較小、效益較大的目的。We can learn from the result that adopted the different limited water levers in flood season could raise the benefit of reservoir but not increasing the risk of reservoir at the same time. the risk rate of flood control will increase if the limited water level is raised, but the increased flood control risk will not very large at frequent flood owing to the discharge capacity of reservoir is larger
分析發現,水庫實現分期汛限水位控制,可以在不增加水庫防洪風險的同時提高水庫的興利效益,抬高水庫的汛限水位,防洪風險率會增加,但由於水庫的下泄能力較大,在常遇洪水情況下其防洪風險率增加幅度並不會很大。Secondly, it describes the property and classification of flood risk, connotation and method of flood risk analysis
其次分析了洪水風險的基本屬性、分類以及洪水風險分析的基本內涵和方法。Based on the theoretic method, minjiang plain is divided into regions by flood risk using the method of hazard frequency analysis is developed
在理論分析的基礎上,結合岷江成都平原洪水風險分析的具體研究項目,運用水災頻率分析方法進行了洪水風險區劃的研究。On base of analysis of the main factors of construction risk, interval flood character, operation mode of longyangxia and gongboxia reservoirs, the risk of longyangxia reservoir in different operation mode is estimated
通過對施工渡汛風險的主要因素、區間洪水特性、龍羊峽和李家峽水庫的運行方式等方面的分析和計算,得出龍羊峽水庫不同運行方式下的風險率。Combined with the significant project - gongboxia hydro - power station construction, emphasized on construction during flood period of power station construction period, the climate character of the upstream of yellow river basin and the practice operation state of cascade reservoirs are analyzed, some problems in construction during flood period such as flood propagation time, interval flood discharge forecast, construction risk, flood period pre - alarm and longyangxia reservoir ' s function on construction of gongboxia are also studied, with an aim at presenting real interval flood forecast scheme and dispatching method, so as to provide technological support for gongboxia hydro - power station construction period
本論文結合國家重點工程項目?公伯峽水電站的建設,以電站建設期施工渡汛為研究重點,從實施出發,分析黃河上游氣候特性和梯級水庫群的實際運行狀況,對施工渡汛中的主要問題?洪水流達時間、區間洪水預報、渡汛風險、汛期預警、龍羊峽水庫在渡汛中的作用等進行了比較全面深入的研究,目的在於提出可用於實際的區間洪水預報方案和調度方法,為公伯峽水電站施工期建設提供技術支撐。In this study, the author try to find a way to establish a new flood hazard risk management decision system by gis and other technologies, which will harmonize with the nature rule of the flood then the system will reduce the hazard of the flood through managing flood correctly and benefit to the human beings
(五)在防洪調度方面,從單純的防洪調度:防洪工程調度方案的制訂和評價,通過綜合分析確定淹沒范圍,擴展到社會經濟損失分析與評估。包括災前風險評估、出現洪災時的實時災情監測評估、洪水過后的災后損失評估。Based on the water supply risk and its variable process of dalian city, this paper proposes a cost - benefit analysis method for flood resources to inquire into the control range of the reservoir ' s flood limit water level, according to the use course of the flood resources and flood range analysis
摘要以大連市碧流河水庫為例,根據大連市供用水系統的風險及其變化過程,分析超蓄洪水資源的利用情況及其效益,並在對抬高水庫汛限水位造成的淹沒損失分析的基礎上,利用邊際成本分析方法確定控制的范圍。The inundation risk analysis of upstream flood of douhe reservoir
陡河水庫上游洪水淹沒風險分析Risk analysis on limited water level of reservoirs in flood season and flood control system in midstream and downstream of yellow river
黃河中下游水庫汛限水位與防洪體系風險分析分享友人